An object of the present disclosure is to reduce band compression even in a case where a frame addressed to an original (overwritten) MAC is received again after a MAC address is overwritten.A communication device according to the present disclosure measures a traffic amount in any predetermined determination data unit, holds MAC entry information including the measured traffic amount and a MAC address in a MAC learning data holding unit, at the time when the number of pieces of MAC entry information held by the MAC learning data holding unit reaches an upper limit, searches for minimum MAC entry information with a minimum traffic amount from among traffic data amounts in determination data unit held by the MAC learning data holding unit, and overwrites the minimum MAC entry information obtained by search with unlearned MAC entry information that is not held by the MAC learning data holding unit.
Legal claims defining the scope of protection, as filed with the USPTO.
5. The communication device according to claim 1, wherein the MAC learning data holding unit holds a flag in association with a MAC entry of which a traffic amount is equal to or less than a predetermined traffic amount.
7. A non-transitory computer-readable medium having computer-executable instructions that, upon execution of the instructions by a processor of a computer, cause the computer to function as the device according to claim 1.
Cooperative Patent Classification codes for this invention. Click any code to explore related patents in that topic.
July 3, 2020
June 11, 2024
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